<template> 
  <div class="app-container">
    <el-card class="filter-container" shadow="never">
      <div>
        <i class="el-icon-search"></i>
        <span>筛选搜索</span>
        <el-button
          style="float:right"
          type="primary"
          @click="handleSearchList()"
          size="small">
          查询搜索
        </el-button>
        <el-button
          style="float:right;margin-right: 15px"
          @click="handleResetSearch()"
          size="small">
          重置
        </el-button>
      </div>
      <div style="margin-top: 15px">
        <el-form :inline="true" :model="listQuery" size="small" label-width="140px">
          <el-form-item label="输入搜索：">
            <el-input v-model="listQuery.id" class="input-width" placeholder="服务单号"></el-input>
          </el-form-item>
          <el-form-item label="处理状态：">
            <el-select v-model="listQuery.status" placeholder="全部" clearable class="input-width">
              <el-option v-for="item in statusOptions"
                         :key="item.value"
                         :label="item.label"
                         :value="item.value">
              </el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="申请时间：">
            <el-date-picker
              class="input-width"
              v-model="listQuery.createTime"
              value-format="yyyy-MM-dd"
              type="date"
              placeholder="请选择时间">
            </el-date-picker>
          </el-form-item>
          <el-form-item label="操作人员：">
            <el-input v-model="listQuery.handleMan" class="input-width" placeholder="全部"></el-input>
          </el-form-item>
          <el-form-item label="处理时间：">
            <el-date-picker
              class="input-width"
              v-model="listQuery.handleTime"
              value-format="yyyy-MM-dd"
              type="date"
              placeholder="请选择时间">
            </el-date-picker>
          </el-form-item>
        </el-form>
      </div>
    </el-card>
    <el-card class="operate-container" shadow="never">
      <i class="el-icon-tickets"></i>
      <span>数据列表</span>
    </el-card>
    <div class="table-container">
      <el-table ref="returnApplyTable"
                :data="list"
                style="width: 100%;"
                @selection-change="handleSelectionChange"
                v-loading="listLoading" border>
        <el-table-column type="selection" width="60" align="center"></el-table-column>
        <el-table-column label="服务单号" width="180" align="center">
          <template slot-scope="scope">{{scope.row.id}}</template>
        </el-table-column>
        <el-table-column label="申请时间" width="180" align="center">
          <template slot-scope="scope">{{scope.row.createTime | formatTime}}</template>
        </el-table-column>
        <el-table-column label="用户账号" align="center">
          <template slot-scope="scope">{{scope.row.memberUsername}}</template>
        </el-table-column>
        <el-table-column label="退款金额" width="180" align="center">
          <template slot-scope="scope">￥{{scope.row | formatReturnAmount}}</template>
        </el-table-column>
        <el-table-column label="申请状态" width="180" align="center">
          <template slot-scope="scope">{{scope.row.status | formatStatus}}</template>
        </el-table-column>
        <el-table-column label="处理时间" width="180" align="center">
          <template slot-scope="scope">{{scope.row.handleTime | formatTime}}</template>
        </el-table-column>
        <el-table-column label="操作" width="180" align="center">
          <template slot-scope="scope">
            <el-button
              size="mini"
              @click="handleViewDetail(scope.$index, scope.row)">查看详情
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
    <div class="batch-operate-container">
      <el-select
        size="small"
        v-model="operateType" placeholder="批量操作">
        <el-option
          v-for="item in operateOptions"
          :key="item.value"
          :label="item.label"
          :value="item.value">
        </el-option>
      </el-select>
      <el-button
        style="margin-left: 20px"
        class="search-button"
        @click="handleBatchOperate()"
        type="primary"
        size="small">
        确定
      </el-button>
    </div>
    <div class="pagination-container">
      <el-pagination
        background
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        layout="total, sizes,prev, pager, next,jumper"
        :current-page.sync="listQuery.pageNum"
        :page-size="listQuery.pageSize"
        :page-sizes="[5,10,15]"
        :total="total">
      </el-pagination>
    </div>
  </div>
</template>
<script>
    import {formatDate} from '@/utils/date';
    import {fetchList, deleteApply} from '@/api/returnApply';

    const defaultListQuery = {
        pageNum: 1,
        pageSize: 10,
        id: null,
        receiverKeyword: null,
        status: null,
        createTime: null,
        handleMan: null,
        handleTime: null
    };
    const defaultStatusOptions = [
        {
            label: '待处理',
            value: 0
        },
        {
            label: '退货中',
            value: 1
        },
        {
            label: '已完成',
            value: 2
        },
        {
            label: '已拒绝',
            value: 3
        }
    ];
    export default {
        name: 'returnApplyList',
        data() {
            return {
                listQuery: Object.assign({}, defaultListQuery),
                statusOptions: Object.assign({}, defaultStatusOptions),
                list: null,
                total: null,
                listLoading: false,
                multipleSelection: [],
                operateType: 1,
                operateOptions: [
                    {
                        label: "批量删除",
                        value: 1
                    }
                ],
            }
        },
        created() {
            this.getList();
        },
        filters: {
            formatTime(time) {
                if (time == null || time === '') {
                    return 'N/A';
                }
                let date = new Date(time);
                return formatDate(date, 'yyyy-MM-dd hh:mm:ss')
            },
            formatStatus(status) {
                for (let i = 0; i < defaultStatusOptions.length; i++) {
                    if (status === defaultStatusOptions[i].value) {
                        return defaultStatusOptions[i].label;
                    }
                }
            },
            formatReturnAmount(row) {
                return row.productRealPrice * row.productCount;
            }
        },
        methods: {
            handleSelectionChange(val) {
                this.multipleSelection = val;
            },
            handleResetSearch() {
                this.listQuery = Object.assign({}, defaultListQuery);
            },
            handleSearchList() {
                this.listQuery.pageNum = 1;
                this.getList();
            },
            handleViewDetail(index, row) {
                this.$router.push({path: '/oms/returnApplyDetail', query: {id: row.id}})
            },
            handleBatchOperate() {
                if (this.multipleSelection == null || this.multipleSelection.length < 1) {
                    this.$message({
                        message: '请选择要操作的申请',
                        type: 'warning',
                        duration: 1000
                    });
                    return;
                }
                if (this.operateType === 1) {
                    //批量删除
                    this.$confirm('是否要进行删除操作?', '提示', {
                        confirmButtonText: '确定',
                        cancelButtonText: '取消',
                        type: 'warning'
                    }).then(() => {
                        let params = new URLSearchParams();
                        let ids = [];
                        for (let i = 0; i < this.multipleSelection.length; i++) {
                            ids.push(this.multipleSelection[i].id);
                        }
                        params.append("ids", ids);
                        deleteApply(params).then(response => {
                            this.getList();
                            this.$message({
                                type: 'success',
                                message: '删除成功!'
                            });
                        });
                    })
                }
            },
            handleSizeChange(val) {
                this.listQuery.pageNum = 1;
                this.listQuery.pageSize = val;
                this.getList();
            },
            handleCurrentChange(val) {
                this.listQuery.pageNum = val;
                this.getList();
            },
            getList() {
                this.listLoading = true;
                fetchList(this.listQuery).then(response => {
                    this.listLoading = false;
                    this.list = response.data.list;
                    this.total = response.data.total;
                });
            }
        }
    }
</script>
<style scoped>
  .input-width {
    width: 203px;
  }
</style>


